Oventus Medical Limited (ASX: OVN) is another health care stock which develops oral devices for the therapeutic treatment of breathing disorders, especially sleep apnea. This serves as a great way to play rising sleep apnea awareness, through activities that consist of distribution and commercialization of O2Vent mono in Australia. Bypassing multiple obstructions from the nose, soft palate and tongue, its devices have an airway that delivers air to the back of the mouth. The company uses three-dimensional (3D) metal printing technologies to manufacture medical devices for catering to the sector. The incorporation year was 2015 and the company is based out of Swann Road, Indooroopilly, Australia.